You mean cryptocurrency, am I right? I think that it is very difficult to catch the right moment, but it is still possible if you have a special bot https://play.google.com/store/apps/details?id=com.cindicator.stoic_android, which reliably helps with this . The fact is that the use of artificial intelligence in this area is a very pleasant opportunity that helps you to always stay on the alert, even if you cannot constantly monitor the market yourself. So I advise you to try.